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136  Articles
1 of 15 pages  |  10  records  |  more records»
The end of the Permian period is marked by global warming and the biggest known mass extinction on Earth. The crisis is commonly attributed to the formation of large igneous provinces because continental volcanic emissions have the potential to control at... see more

As Lycophyta desempenharam importante papel para o desenvolvimento das associações florísticas durante o Permiano no Gondwana do sul do Brasil (Estado do Rio Grande do Sul). As afinidades botânicas de palinomorfos como Lundbladispora, Vallatisporites, Cri... see more

Um plano lenhoso, com estrutura primária preservada, referente a Lebachiaceae, é registrado nas camadas do Gondwana sul-brasileiro (Formação Irati, RS); Scleromedulloxylon batoviense GUERRA 1976 é aqui descrito. Problemas nomenclaturais referentes a Tylod... see more

São descritos novos insetos carboníferos da Bacia do Paraná, Brasil, pertencentes a novas famílias da: Ordem Protorthoptera; Proedischiidae fam. nov. com uma espécie Proedischia mezzalirai gen. et sp. nov.; e da Ordem Paraplecoptera, Narkemocacurgidae fam... see more

É registrada a presença do gênero Damudoxylon (MAHESHWARI) MAHESHWARI, 1972, para o Gondwana sul brasileiro, em sedimentitos da Formação Irati, Permiano, Rio Grande do Sul, sendo caracterizada uma nova espécie, Damudoxylon iratiensis.

The presence of calcareous nannofossils in samples of the Post-Gondwana sequences (Kolbano and Viqueque sequence) gives guidance about the relative age of the study area located in the Outer Banda Arc, namely Timor, Rote, and Sawu Island. The study was ca... see more

Kajian geologi, radiometri dan geokimia granit Banggai dan Formasi Bobong telah dilakukan untuk mendapatkan daerah potensial uranium. Pulau Taliabu dipilih sebagai lokasi kajian karena secara tektonik pulau Taliabu adalah benua mikro pecahan dari benua Go... see more

Many authors have written and drawn that Sumatra is a homogeneous continental segment because it was constructed by continental blocks derived from Gondwana in different time and periods since initiation of Sundaland in the Triassic. There is an idea to s... see more

The Dandot Formation is a part of the Lower Permian, dominantly continental, Gondwanan Nilawahan Group in the Salt Range, Pakistan. The formation conformably overlies the glacio-fluvial Tobra Formation and has a sharp conformable contact with the overlyin... see more

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